Jenkins is an open source automation server. Jenkins offers an easy way to set up a continuous integration and continuous delivery (CI/CD) pipeline.
How to upgrade 18.04/19.04 to Ubuntu 19.10
You can use command line to upgrade Ubuntu server. If you use SSH to log into your Ubuntu server, it is a good idea to keep your OpenSSH session alive by adding the following line in /etc/ssh/sshd_config file on your server.
Continue reading “How to upgrade 18.04/19.04 to Ubuntu 19.10”
Installing VMware on 20.04: Failed to build vmmon
I found a solution on mkucebek’s github sources
#!/bin/bash VMWARE_VERSION=workstation-15.1.0 TMP_FOLDER=/tmp/patch-vmware rm -fdr $TMP_FOLDER mkdir -p $TMP_FOLDER cd $TMP_FOLDER git clone https://github.com/mkubecek/vmware-host-modules.git cd $TMP_FOLDER/vmware-host-modules git checkout $VMWARE_VERSION git fetch make sudo make install sudo rm /usr/lib/vmware/lib/libz.so.1/libz.so.1 sudo ln -s /lib/x86_64-linux-gnu/libz.so.1 /usr/lib/vmware/lib/libz.so.1/libz.so.1 sudo /etc/init.d/vmware restart
Then, you just have to launch VMware Workstation without building modules.
How to upgrade CentOS 7 to CentOS 8
In this article, you will learn how to upgrade CentOS 7 to CentOS 8.
The CentOS Project is a community-driven free software effort focused on delivering a robust open source ecosystem around a Linux platform.
How to install WordPress, Linux, Nginx, MariaDB 10.4, PHP 7.4 (LEMP stack) on CentOS 8
LEMP (also known as LNMP) is a group of open-source software which enable a server to host dynamic websites and web applications. It consists of the Linux operating system, the (E)Nginx web server (which replaces the Apache component of a LAMP stack), the MySQL relational database management system, and the PHP programming language.
InnoDB Strict Mode
InnoDB strict mode is similar to SQL strict mode. When it is enabled, certain InnoDB warnings become errors instead.
Installing VMware on 19.10: Failed to build vmmon
I found a solution on mkucebek’s github sources
#!/bin/bash VMWARE_VERSION=workstation-15.1.0 TMP_FOLDER=/tmp/patch-vmware rm -fdr $TMP_FOLDER mkdir -p $TMP_FOLDER cd $TMP_FOLDER git clone https://github.com/mkubecek/vmware-host-modules.git cd $TMP_FOLDER/vmware-host-modules git checkout $VMWARE_VERSION git fetch make sudo make install sudo rm /usr/lib/vmware/lib/libz.so.1/libz.so.1 sudo ln -s /lib/x86_64-linux-gnu/libz.so.1 /usr/lib/vmware/lib/libz.so.1/libz.so.1 sudo /etc/init.d/vmware restart
Then, you just have to launch VMware Workstation without building modules.
How to display battery status from command line
Introduction.
The information regarding your battery status and ACPI is stored in /proc and /sys file system. The easiest way to read this information is using the various commands line option tools as well as GUI tool on Linux operating system.
Continue reading “How to display battery status from command line”
How to configure local two-factor authentication with U2F on Ubuntu 19.10
This guide covers how to secure a local Linux login using the U2F feature on YubiKeys and Security Keys. This does not work with remote logins via SSH or other methods. The commands in the guide are for an Ubuntu (or Ubuntu based) system, but the instructions can be adapted for any distribution of Linux.
Continue reading “How to configure local two-factor authentication with U2F on Ubuntu 19.10”
Linux server security tips
Securing your Linux server is important to protect your data, intellectual property, and time, from the hands of crackers (hackers). The system administrator is responsible for security of the Linux box.